2130695322768 has 50 divisors (see below), whose sum is σ = 6166850432534. Its totient is φ = 710231773824.

The previous prime is 2130695322757. The next prime is 2130695322839. The reversal of 2130695322768 is 8672235960312.

2130695322768 is a `hidden beast` number, since 2 + 1 + 30 + 6 + 9 + 532 + 2 + 76 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1610635115664 + 520060207104 = 1269108^2 + 721152^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 822026221 + ... + 822028812.

Almost surely, 2^{2130695322768} is an apocalyptic number.

It is an amenable number.

2130695322768 is an abundant number, since it is smaller than the sum of its proper divisors (4036155109766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130695322768 is a wasteful number, since it uses less digits than its factorization.

2130695322768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644055053 (or 1644055038 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 2130695322768 in words is "two trillion, one hundred thirty billion, six hundred ninety-five million, three hundred twenty-two thousand, seven hundred sixty-eight".